Received: 17 April 2021
Accepted: 19 August 2021
First Online: 28 August 2021
: This study was approved by the research ethical committee at Ain Shams University, Faculty of Medicine, MS 124/2020. Verbal and written consent was taken from all participants before inclusion after approval of the research ethical committee at Ain Shams University.
: Not applicable
: The authors declare that they have no competing interests.